NativeMark Unstained Protein Standard is a ready-to-use protein standard of eight protein bands in the range of 20–1,200 kDa, designed for molecular weight estimation of proteins using native gel electrophoresis. The protein standard is supplied in a ready-to-use format for direct loading onto gels; no need to heat, reduce, or add sample buffer prior to use.

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Applications
• Sizing estimation of proteins separated on native-polyacrylamide gels and western blots